on which principle control valve works?

3 Answers   Lupin, Reliance,

---

what is span value and zero ? and how set ?

0 Answers  

---

use of split range ? where it is used ? in which control loop it is used ?

0 Answers  

---

what is the principal of coriolis mass flowmeter

1 Answers  

---

what is the role of proportional in process control?

6 Answers   OGDCL, Trident,

---

Hi i m B.E. In elect. & comm. I m workin in bio mass plant from 6 mnths as inst. Engg. but now i m in dept. Of operation as shift engg...which is best operation or inst. 4 me? M confusd..plz help and reply me..

2 Answers  

---

without color coding, without nameplate, without multimeter how can you find the type of thermocouple???

1 Answers   Sabic,

---

What is transducer

4 Answers   IFFCO, Jindal,

---

what is unit and element of viberation?

1 Answers   Kentz, KOC,

---

1)how we calculate the drum level? and how we select the transmitter range?

3 Answers  

---

how to calculate flow by dp transmitter?

4 Answers  

---

how to calibate level transmiter ?range -150 to +150.what is the zero and span?

1 Answers  

---